About the Number

201992900

201992899 ← → 201992901

2進数表記:1100000010100010101011000100

漢数字表記:二億百九十九万二千九百

素因数分解:

2 2 × 5 2 × 23 1 × 31 1 × 2833 1

素因数の和:2901
約数の個数: 72
約数和(自身を含む): 472303104
約数和(自身を除く): 270310204

約数列:
[1, 2, 4, 5, 10, 20, 23, 25, 31, 46, 50, 62, 92, 100, 115, 124, 155, 230, 310, 460, 575, 620, 713, 775, 1150, 1426, 1550, 2300, 2833, 2852, 3100, 3565, 5666, 7130, 11332, 14165, 14260, 17825, 28330, 35650, 56660, 65159, 70825, 71300, 87823, 130318, 141650, 175646, 260636, 283300, 325795, 351292, 439115, 651590, 878230, 1303180, 1628975, 1756460, 2019929, 2195575, 3257950, 4039858, 4391150, 6515900, 8079716, 8782300, 10099645, 20199290, 40398580, 50498225, 100996450, 201992900]

約数ペア:
[(1, 201992900), (2, 100996450), (4, 50498225), (5, 40398580), (10, 20199290), (20, 10099645), (23, 8782300), (25, 8079716), (31, 6515900), (46, 4391150), (50, 4039858), (62, 3257950), (92, 2195575), (100, 2019929), (115, 1756460), (124, 1628975), (155, 1303180), (230, 878230), (310, 651590), (460, 439115), (575, 351292), (620, 325795), (713, 283300), (775, 260636), (1150, 175646), (1426, 141650), (1550, 130318), (2300, 87823), (2833, 71300), (2852, 70825), (3100, 65159), (3565, 56660), (5666, 35650), (7130, 28330), (11332, 17825), (14165, 14260)]

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